Show:
Addition
Subtraction
Mulitiplcation
Division
100

-4+-8

-12

100

-7-(-4)

-3

100

-7x-8

56

100

-16➗-4

4

200

-4+5+-12

-11

200

-4-(-30)=

26

200

-11x4

-44

200

-32➗8

-4

300

-20+47+24

51

300

-124-122

-2

300

-6x-12

72

300

-48➗7

-6

400

579+-907

328

400

247-(-127)

-120

400

-15x-10

150

400

-96➗12

-8

500

-1,234+654

-578

500

-1,247-(-2,984)

1,737

500

-40x13

-520

500

-488➗4

-122